oj.uz

답안 #489671

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
489671 2021-11-23T18:19:15 Z inksamurai Vepar (COCI21_vepar) C++17
30 / 70
 903 ms 91212 KB 
#include <bits/stdc++.h>
#define fi first
#define se second
#define pb push_back
#define sz(a) (int)a.size()
#define all(a) a.begin(),a.end()
#define rep(i,n) for(int i=0;i<n;i++)
#define crep(i,x,n) for(int i=x;i<n;i++)
#define drep(i,n) for(int i=n-1;i>=0;i--)
#define vec(...) vector<__VA_ARGS__>
#define _3oIUrY0 ios_base::sync_with_stdio(false),cin.tie(0),cout.tie(0)
using namespace std;
typedef long long ll;
typedef long double ld;
using pii=pair<int,int>;
using vi=vector<int>;

const int _n=1e7+1;
int a[_n+10],b[_n+10];
bool sv[_n+10];

int main(){
_3oIUrY0;
	for(int i=2;i<=sqrt(_n);i++){
		if(sv[i]) continue;
		for(int j=i*i;j<=_n;j+=i){
			if(sv[j]==0) sv[j]=i;
		}
	}
	vi prms;
	for(int i=2;i<=_n;i++){
		if(!sv[i]){
			prms.pb(i);
		}
	}
	auto f=[&](int prm,int n)->int{
		if(prm>n) return 0;
		int x=prm;
		vi rbts;
		while(x<=n){
			rbts.pb(x);
			x*=prm;
		}
		int _sum=0,now=0;
		drep(i,sz(rbts)){
			x=rbts[i];
			now+=((n/x)-_sum)*(i+1);
			_sum+=((n/x)-_sum);
		}
		return now;
	};
	int t;
	cin>>t;
	rep(cs,t){
		int _a,_b,_c,_d;
		cin>>_a>>_b>>_c>>_d;
		for(auto prm : prms){
			b[prm]+=f(prm,_b);
			b[prm]-=f(prm,_a-1);
			a[prm]+=f(prm,_d);
			a[prm]-=f(prm,_c-1);
		}
		bool pok=1;
		for(auto prm : prms){
			if(b[prm]>a[prm]){
				pok=0;
			}
			a[prm]=b[prm]=0;
		}
		cout<<(pok?"DA":"NE")<<"\n";
	}
//	
	return 0;
}

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 288 ms 91096 KB Output is correct
2 Correct 291 ms 91056 KB Output is correct
3 Correct 295 ms 91092 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 289 ms 91068 KB Output is correct
2 Correct 301 ms 91028 KB Output is correct
3 Correct 303 ms 91104 KB Output is correct
4 Correct 298 ms 91020 KB Output is correct
5 Correct 290 ms 91092 KB Output is correct

Subtask #3
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 283 ms 91212 KB Output is correct
2 Correct 293 ms 91084 KB Output is correct
3 Correct 286 ms 91100 KB Output is correct
4 Correct 300 ms 91068 KB Output is correct
5 Correct 304 ms 91100 KB Output is correct

Subtask #4
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 526 ms 90984 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 903 ms 91096 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 862 ms 91036 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #7
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 864 ms 91096 KB Output isn't correct
2 Halted 0 ms 0 KB -